Pith Number

pith:LTZ4JG4J

pith:2010:LTZ4JG4JZ76TS5GFCC54I2RKJP

not attested not anchored not stored refs pending

Algebraic Signal Processing Theory: Cooley-Tukey Type Algorithms for Polynomial Transforms Based on Induction

Aliaksei Sandryhaila, Jelena Kovacevic, Markus Pueschel

arxiv:1008.2972 v1 · 2010-08-17 · cs.IT · math.IT · math.RA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LTZ4JG4JZ76TS5GFCC54I2RKJP}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T04:18:23.470990Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5cf3c49b89cffd3974c510bbc46a2a4bc34ba41e4bd7647bf7c8f2ef1bdad53c

Aliases

arxiv: 1008.2972 · arxiv_version: 1008.2972v1 · doi: 10.48550/arxiv.1008.2972 · pith_short_12: LTZ4JG4JZ76T · pith_short_16: LTZ4JG4JZ76TS5GF · pith_short_8: LTZ4JG4J

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/LTZ4JG4JZ76TS5GFCC54I2RKJP \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 5cf3c49b89cffd3974c510bbc46a2a4bc34ba41e4bd7647bf7c8f2ef1bdad53c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "371706a08a309f554368b82f991d907d289935b0ce2ab43a0068e4e006582f71",
    "cross_cats_sorted": [
      "math.IT",
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2010-08-17T21:03:30Z",
    "title_canon_sha256": "86e8c58adfd47f60327b9236109b5bb332ec3674f4280a738ff46d64298a4816"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.2972",
    "kind": "arxiv",
    "version": 1
  }
}